7TECHNICAL DATAPerformanceTransfer rate Read:CD-ROM/CD-R:7800kb/s (up to 52X)CD-RW: 4800 kb/s (up to 32X)Write:CD-R: 7800kb/s(up to 52X)CD-RW: 4800kb/s(up to 32X)Access time 90ms at ⅓ stroke(52X CD-ROM)180ms at full stroke(52X CD-ROM)99ms at ⅓ stroke (32X CD-RW)200ms at full stroke(32X CD-RW)Data buffer 2MBCD format support CD-Audio, CD-EXTRA, CD-ROM,CD-ROM XA, CD-I, Video CD,Photo CD, CD-TextWriting modes TAO (Track at once), DAO (Discat Once), SAO (Session at once),Multi-session, Incremental PacketWriting (fixed and variable packetsize)Writing speed CD-R:8X/16X/24X/32X/40X/48X/52XCD-RW:4X/10X/12X/16X/20X/24X/32XSpecificationInterface USB 2.0